public class enum_array {

public static void main(String args[]) {

WeekDays enum_arr[] = WeekDays.values();

for (WeekDays day:enum_arr) {

System.out.println(day);

}

for (Clolor a:Clolor.values()) {

for (Clolor b:Clolor.values()) {

for (Clolor c:Clolor.values()) {

if (a != b && a != c && b != c) {

System.out.println(a +","+ b +","+ c +"|");

}

}

}

}

}

}

enum WeekDays {

sun, mon, tue, wed, thu, fri, sat

}

enum Clolor {

红, 蓝, 绿, 黄, 黑

}